As it would apply to Saint Leo core value of responsible stewardship, describe some of the legal and ethical concerns of the typical purchasing manager when dealing with vendors and suppliers. SaiSt Leo Core Vaule: Responsible Stewardship Our Creator blesses us with an abundance of resources. We foster a spirit of service to employ our resources for University and community development. We must be resourceful. We must optimize and apply all of the resources of our community to fulfill Saint Leo University’s mission and goals. .